@article{1178245298,
author = {Noguchi, Hiroshi},
title = {On isotopy, I},
journal = {Tohoku Math. J. (2)},
volume = {5},
number = {2},
year = {1953},
pages = { 104-108},
language = {en},
url = {http://dml.mathdoc.fr/item/1178245298}
}
Noguchi, Hiroshi. On isotopy, I. Tohoku Math. J. (2), Tome 5 (1953) no. 2, pp. 104-108. http://gdmltest.u-ga.fr/item/1178245298/